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// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.concat
description: >
Array.prototype.concat will concat an Array when index property
(read-only) exists in Array.prototype (Step 5.c.i)
includes: [propertyHelper.js]
---*/
Object.defineProperty(Array.prototype, "0", {
value: 100,
writable: false,
configurable: true
});
var newArrayFromConcat = Array.prototype.concat.call(101);
assert(
newArrayFromConcat[0] instanceof Number,
'The result of evaluating (newArrayFromConcat[0] instanceof Number) is expected to be true'
);
verifyProperty(newArrayFromConcat, "0", {
writable: true,
enumerable: true,
configurable: true,
});
reportCompare(0, 0);
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